Replacement Windows

Get in touch with us for a FREE no obligation quote.


Get in touch with us for a FREE no obligation quote.

Complete Replacement Windows Solutions that are manufactured in Canada.

Save more on your energy bills!

Benefits of Replacing your home windows: make your home energy efficient. Increase the value of your home. Maintain consistent indoor temperatures. Protect your furniture. Block noise and keep your privacy. Added security. Clearer views. Better functionality. Re-imagine your home and make a statement.

Our Window and Door Collections

Classic Collection
From classic to contemporary, our wide range of window styles offers a perfect match for every home. Our commitment to quality means that not only will your windows exude charm, but they will also stand the test of time.

Traditional designs meet modern day technology in our Heritage Collection. Our engineers have taken the the classic contours of a hand crafted wood window and combined them with the performance and durability of vinyl.

Heritage Maximum
This collection offers a contoured slim-line profile that produces the maximum glass area without sacrificing structural performance. The attention to detail distinguishes the Heritage Maximum Collection windows creating beautiful vistas throughout your home.

Patio Doors
The Ultra Sliding and In-Swing Collections from Window City allow you to invite the outdoors into your home. Our Sliding and In-Swing collections are designed to provide the strength and durability you need in your exterior doors.

Entry Doors
For many years Window City has been a leading manufacturer of entry doors which include Steel front doors, Fiberglass exterior doors and Wood panel doors. We strive to build the finest quality entry doors in the industry.

Canadian Manufacturer At It’s Best, Window City Difference

Exclusive Automated Vinyl Window

Manufacturing Process

Our vertically integrated operations allow us to control the entire vinyl window manufacturing process, from raw materials to the end consumer. This translates to better window cost and quality control for our customers. Visit our state-of-the-art windows and doors manufacturing facility totalling 400,000 sq. ft. in Vaughan, Ontario. We pride ourselves in providing the highest quality products along with, superb craftsmanship, state-of-the-art technology, and reliable delivery.

Manufacturing Process

Step 1


Window City manufactures its own PVC compound made from top quality resin. This allows us to control the quality and consistency necessary to provide some of the most advanced extrusions in the marketplace today. Our products consistently exceed quality testing standards by at least +30%.

Step 2


We extrude all of our profiles, making our products exclusive to Window City. Our investment in the latest technology allows us to produce the finest extrusions in the industry today, while maintaining quality control and design flexibility throughout the process. The end result guarantees our products are one of a kind in the window and door industry.

Step 3


The automated cutting center is intended for any type of frames, sashes and profile, as well as door panels. All their drilling and milling operation are fully carried out with our automated cutting machines. The automated saws are programmed for any chosen angle to adapt to the specific needs of each customer’s requirement.

Step 4


All units are manufactured using the latest automated technology which is designed to ensure consistent structural and aesthetic features for each and every product. Automated 4 point welders and cleaners ensure this consistency throughout our entire product offering regardless of the size or configuration of your windows or doors.

Step 5


Window City’s state of the art automated glass manufacturing system is designed to provide the highest quality sealed units each and every time. This technology allows us to incorporate the most efficient warm edge system with our Super Spacer as well as allowing us to offer several performance and safety options in our windows and doors. This automated gas fill machine allows Window City to actually certify the argon or krypton gas fill for each sealed unit it produces. Even the sealant around our Super Spacer is thicker than required and maintains a superior seal.

Step 6


Window City’s fully automated production system and CNC Machinery produces a consistent quality product each and every time. Utilizing the latest tracking system during the stages of production, ensures quality as well as increasing our delivery times. Window City has one of the quickest lead times in the industry.

Step 7


Window City specializes in creating custom patio and entry doors. The latest and most advanced CNC Machinery allows us to provide endless customization options for any door system.

Step 8


Window City has installed a high performance painting process that allows us to provide a 10 year colour warranty. This new paint is formulated with heat reflective pigments to minimize heat gain for dark colours, has excellent elasticity to withstand thermal expansion and cold weather impact and has excellent abrasion and impact resistance to chipping. Fitting in well with our Manufacturing process this new paint is water based and is environmentally safe.

Step 9


Our design capabilities enable all research, development and testing operations to be conducted in direct association with our engineers and production managers.

Step 10


Window City’s digital tracking system processes over 1000 windows and doors a day. Our fleet of trucks are constantly on the road with daily deliveries to our customers. Dealers and installers can directly pick-up their orders from our manufacturing plant in Vaughan.

Rethinking vinyl window performance

Our windows surpass all others

Window City is proud to offer an unbeatable combination of energy efficiency, performance and value in our 2019 vinyl window collection line up.



Since 1992 in the window and door industry. Over three million vinyl windows in happy homes across Canada.

Energy Saving

Energy Saving

More Energy Star rated windows and doors than any other manufacturer.



Our products are built to exceed quality testing standards by at least 30% allowing them to withstand harsh climates.



4th Generation, family-owned Canadian vinyl window and door company.

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